CN216212415U - Aramid armored force-bearing composite cable - Google Patents
Aramid armored force-bearing composite cable Download PDFInfo
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- CN216212415U CN216212415U CN202122738259.4U CN202122738259U CN216212415U CN 216212415 U CN216212415 U CN 216212415U CN 202122738259 U CN202122738259 U CN 202122738259U CN 216212415 U CN216212415 U CN 216212415U
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Abstract
The utility model discloses an aramid armored force-bearing composite cable, and belongs to the technical field of network cables. The periphery of each signal wire core is coated with a network wire pair shielding layer, and the periphery of the network wire pair shielding layer is coated with a network wire pair jacket to form a network shielding wire harness; the power line pair comprises two power line cores which are mutually twisted, a power line pair sheath is coated on the periphery of each power line core to form a power line bundle, and a watertight curing glue is filled in a gap between the power line pair sheath and the power line cores; five network shielding wire harnesses and two power wire harnesses are integrally twisted into a cable core in a concentric circle mode, wherein one network shielding wire harness is positioned in the center of the cable core, the two power wire harnesses are distributed in a central symmetry mode, and a filler is embedded in a gap at the periphery of the cable core to enable the cable core to be round; the periphery cladding of cable core has the inner liner, and the periphery cladding of inner liner has aramid fiber armor load layer, and the periphery cladding of aramid fiber armor load layer has the watertight oversheath. The utility model can resist bending and solidification under the condition of severe external environment.
Description
Technical Field
The utility model relates to an aramid armored force-bearing composite cable, and belongs to the technical field of network cables.
Background
The bearing cable is the most critical component in the underwater detection system, all signal and electric energy transmission in the detection system needs to be completed through the bearing cable, and meanwhile, the cable has high tensile capacity and can be pulled and hung up to hundreds of kilograms of underwater detection devices. The aramid armored bearing composite cable is suitable for signal transmission lines of electrical instruments and automatic control systems of underwater equipment such as military industry, ocean operation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provide an aramid armored force-bearing composite cable which is resistant to bending and solidification under the condition of severe external environment and ensures that a water device cannot penetrate into cracks in a cable due to the swinging of the cable after long-time use.
In order to solve the technical problems, the aramid armored force-bearing composite cable comprises a network wire pair and a power wire pair, wherein each network wire pair respectively comprises two signal wire cores which are mutually twisted, each signal wire core respectively comprises a signal transmission copper conductor and a signal wire core insulating layer which is coated on the periphery of the signal transmission copper conductor, the periphery of each signal wire core is coated with a network wire pair shielding layer, a gap between the network wire pair shielding layer and the signal wire core is filled with watertight curing glue, and the periphery of the network wire pair shielding layer is coated with a network wire pair sheath to form a network shielding wire harness; the power line pair comprises two power line cores which are twisted with each other, a power line pair sheath is coated on the periphery of each power line core to form a power line bundle, and a watertight curing glue is filled in a gap between the power line pair sheath and the power line cores;
five network shielding wire harnesses and two power wire harnesses are integrally twisted into a cable core in a concentric circle mode, wherein one network shielding wire harness is positioned in the center of the cable core, the two power wire harnesses are distributed in a central symmetry mode, and a filler is embedded in a gap at the periphery of the cable core to enable the cable core to be round; gaps among the network shielding wire harness, the power wire harness and the filler core are filled with watertight curing glue;
the periphery cladding of cable core has the inner liner, the periphery cladding of inner liner has aramid fiber armor load layer, the periphery cladding of aramid fiber armor load layer has the watertight oversheath.
Further, the network wire pair is a 24AWG shielded wire pair, and the power wire pair is an 18AWG power wire pair or a 20AWG power wire pair.
Further, the outer diameters of the power supply wire harness and the network shielding wire harness are equal.
Compared with the prior art, the utility model has the following beneficial effects: the utility model can be used for power connection, remote control instruction signal transmission and image video transmission of the underwater towed body and the underwater production equipment and the remote control mother ship, and can support gigabit Ethernet signal transmission at most. The utility model is suitable for the working temperature of-10 ℃ to 50 ℃ and the storage temperature of-20 ℃ to 60 ℃; can be able to bear or endure the tortuous, do not solidify under the abominable condition of external environment, guarantee that the hydrophone can not permeate in the crack of cable inside because of the swing of cable after long-time the use.
Drawings
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easy to understand, the utility model is further explained below with the specific drawings, which are provided for reference and illustration only and are not used to limit the utility model.
FIG. 1 is a cross-sectional view of an aramid armored force-bearing composite cable of the present invention;
in the figure: 1. the signal transmission device comprises a signal transmission copper conductor, 2, a signal wire core insulating layer, 3, a network wire pair shielding layer, 4, watertight curing glue, 5 and a network wire pair sheath; 6. the power supply cable comprises a power supply cable core, 7, a power supply cable pair sheath, 8, a filler core, 9, an inner liner layer, 10, an aramid armored bearing layer, 11 and a watertight outer protective layer.
Detailed Description
In the following description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not mean that the apparatus must have a specific orientation.
The utility model relates to an aramid armored bearing composite cable, which comprises a network cable pair and a power cable pair, wherein each network cable pair respectively comprises two signal cable cores which are mutually twisted, each signal cable core respectively comprises a signal transmission copper conductor 1 and a signal cable core insulating layer 2 which coats the periphery of the signal transmission copper conductor 1, the periphery of each signal cable core is coated with a network cable pair shielding layer 3, a gap between the network cable pair shielding layer 3 and the signal cable core is filled with watertight curing glue 4, and the periphery of the network cable pair shielding layer 3 is coated with a network cable pair sheath 5 to form a network shielding harness; the power line pair comprises two power line cores 6 which are mutually twisted, a power line pair sheath 7 is coated on the periphery of each power line core 6 to form a power line bundle, and a watertight curing glue 4 is filled in a gap between the power line pair sheath 7 and the power line core 6;
five network shielding wire harnesses and two power wire harnesses are integrally twisted into a cable core in a concentric circle mode, wherein one network shielding wire harness is positioned in the center of the cable core, the two power wire harnesses are distributed in a central symmetry mode, and a filler 8 is embedded in a gap at the periphery of the cable core to enable the cable core to be round; the gap between the network shielding wire harness, the power wire harness and the filler core 8 is filled with watertight curing glue 4; the conductor material of the transmission copper conductor is an annealed soft round copper wire, and the signal wire core can be a tinned soft round copper wire.
The periphery cladding of cable core has inner liner 9, and the periphery cladding of inner liner 9 has aramid fiber armor bearing layer 10, and the periphery cladding of aramid fiber armor bearing layer 10 has watertight oversheath 11. The network wire pair is 24AWG shielded wire pair, and the power wire pair is 18AWG power wire pair or 20AWG power wire pair. The outer diameters of the power wire harness and the network shielding wire harness are equal.
The outer diameters of the power line pair and the network line pair are equal. The maximum value of the direct-current resistance of the conductor of the power line pair at 20 ℃ is less than or equal to 22 omega/km; the maximum value of the direct current resistance of the conductor of the signal line pair at 20 ℃ is less than or equal to 95 omega/km. Tensile strength and maximum rate of change after aging of the present invention are 15N/mm + -25%, and elongation at break and maximum rate of change after aging are 200% + -25%.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The utility model provides a cable is synthesized to aramid fiber armor load, includes network line pair and power supply line pair, and each network line pair includes two signal core that strand each other respectively, and each signal core includes signal transmission copper conductor and the signal core insulating layer of cladding in signal transmission copper conductor periphery respectively, its characterized in that: the periphery of each signal wire core is coated with a network wire pair shielding layer, a gap between the network wire pair shielding layer and the signal wire core is filled with watertight curing glue, and the periphery of the network wire pair shielding layer is coated with a network wire pair sheath to form a network shielding wire harness; the power line pair comprises two power line cores which are twisted with each other, a power line pair sheath is coated on the periphery of each power line core to form a power line bundle, and a watertight curing glue is filled in a gap between the power line pair sheath and the power line cores;
five network shielding wire harnesses and two power wire harnesses are integrally twisted into a cable core in a concentric circle mode, wherein one network shielding wire harness is positioned in the center of the cable core, the two power wire harnesses are distributed in a central symmetry mode, and a filler is embedded in a gap at the periphery of the cable core to enable the cable core to be round; gaps among the network shielding wire harness, the power wire harness and the filler core are filled with watertight curing glue;
the periphery cladding of cable core has the inner liner, the periphery cladding of inner liner has aramid fiber armor load layer, the periphery cladding of aramid fiber armor load layer has the watertight oversheath.
2. The aramid armored force-bearing composite cable of claim 1, wherein: the network wire pair is a 24AWG shielded wire pair, and the power wire pair is an 18AWG power wire pair or a 20AWG power wire pair.
3. The aramid armored force-bearing composite cable of claim 1, wherein: the outer diameters of the power supply wire harness and the network shielding wire harness are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122738259.4U CN216212415U (en) | 2021-11-10 | 2021-11-10 | Aramid armored force-bearing composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122738259.4U CN216212415U (en) | 2021-11-10 | 2021-11-10 | Aramid armored force-bearing composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216212415U true CN216212415U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122738259.4U Active CN216212415U (en) | 2021-11-10 | 2021-11-10 | Aramid armored force-bearing composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216212415U (en) |
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2021
- 2021-11-10 CN CN202122738259.4U patent/CN216212415U/en active Active
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